| Port Neches to Zambrow | 5,547.23 mi (8,927.40 km) |
| Port Neches to Zamosc | 5,678.14 mi (9,138.08 km) |
| Port Neches to Zary | 5,356.51 mi (8,620.47 km) |
| Port Neches to Zawiercie | 5,554.00 mi (8,938.30 km) |
| Port Neches to Zdunska Wola | 5,493.51 mi (8,840.95 km) |
| Port Neches to Zdzieszowice | 5,511.12 mi (8,869.30 km) |
| Port Neches to Zgierz | 5,498.98 mi (8,849.75 km) |
| Port Neches to Zgorzelec | 5,370.19 mi (8,642.49 km) |
| Port Neches to Ziebice | 5,464.70 mi (8,794.58 km) |
| Port Neches to Zielona Gora | 5,358.31 mi (8,623.37 km) |
| Port Neches to Zielonka | 5,539.74 mi (8,915.35 km) |
| Port Neches to Zlocieniec | 5,315.84 mi (8,555.01 km) |
| Port Neches to Zlotoryja | 5,403.72 mi (8,696.45 km) |
| Port Neches to Zlotow | 5,357.44 mi (8,621.97 km) |
| Port Neches to Znin | 5,399.91 mi (8,690.32 km) |
